I know that the Rasman.dll error is quite painful for many users, so in the following post I’ll provide you with several ways that’ll enable you to detect the source of this error as well as enable you to repair it.
Remote Access Server Manager module from Microsoft. This file is an important file as it is part of your Windows OS and Windows uses it when you access the Web. The purpose of this module is providing users with remote access functions so that other programs can utilize these functions for their specific needs. The location of the file is usually under C:\Windows\System32 folder.
Usually, you’d encounter the following error message (or similar errors) after booting up Windows or when opening various other programs: This application has failed to start because rasman.dll was not found. Re-installing the application may fix this problem.
Causes to this error
This error usually pops up when this dll is damaged/missing or incompatible. Another common reason is due to missing or corrupt registered file paths related to this dll. (Usually due to improper installations/removals of programs).
(1) Let Windows diagnose and repair this file if needed
Run a quick scan by using your Windows SFC (System File Checker sfc /scannow) command line. If something went wrong with the file or it is missing, this should replace it with a new one.
(2) See if there are other open Rasman.dll related errors
Use the following Windows errors detection tool – it should detect any open registered file path errors related to this dll. It’ll first conduct an in-depth scan to your Windows, and by the end it’ll notify you about any detected error(s). Review all open errors and see if any of them relate to this dll file.
Repairing dll errors caused by corrupted registered file paths